<template>
<div>
	<city-header></city-header>
	<city-search :cities  ="cities"></city-search>
	<city-list 
     :cities="cities" 
     :hotCities="hotCities"
     :letter = "letter"
  ></city-list>
	<city-alphabet 
      :list ="cities"
      @change = "handleLetterChange"
  >
      </city-alphabet>

</div>
</template>

<script>
import axios from 'axios'
import CityHeader from './components/Header'
import CitySearch from './components/Search'
import CityList from './components/List'
import CityAlphabet from './components/Alphabet'

export default{
  name: 'City',
  data () {
    return {
      cities: {},
      hotCities: [],
      letter:''
    }
    
  },
  components: {
    CityHeader,
    CitySearch,
    CityList,
    CityAlphabet
  },
  methods: {
     getCityInfo () {
       axios.get('/api/city.json')
        .then(this.handelGetCityInfo)
     },
     handelGetCityInfo(res) {
        res = res.data
        if(res.ret && res.data){
          const data = res.data
          this.cities = data.cities
          this.hotCities = data.hotCities
        }
     },
     handleLetterChange (letter){
        this.letter = letter
        //console.log("city: ",this.letter)
     }
  },
  mounted () {
    this.getCityInfo()
  }
}
</script>

<style lang="stylus">

</style>
